A Grammatical Dictionary of Botanical Latin

Mucro, a short, hard, abrupt apical point which is a continuation of vascular tissue, as the costa in mosses; mucro also classically referred to the edge of a sword, sickle, as acies,-ei (s.f.V), q.v.; “a sharp terminal point” (Lindley): mucro,-onis (s.m.(III), abl.sg. mucrone, nom. & acc. pl. mucrones, dat. & abl. pl. mucronibus [> L. mucro,-onis (s.m.III), a sharp point, expecially the point of a sword, the sword's point; an extremity, point (Lewis & Short)]; cf. acies,-ei (s.f.V), abl. sg. acie, sharp edge, angle, also a sharp point, used of swords, daggers, sickles; cf. cusp, q.v., a sharp and rigid point, cuspis,-idis (s.f.III), abl. sg. cuspide; see apiculus,-i (s.n.II); see unguis, -is (s.m.III); cf. rostrum,-i (s.n.II), abl. sg. rostro, ‘beak;’ see point;

NOTE: apiculus,-i (s.m.II), q.v., “a sharp and short, but not stiff point, in which a leaf may end” (Jackson); mucro,-onis (s.m.(III), a short, hard, abrupt apical point, shorter than an apiculus; cuspis,-idis (s.f.III), q.v., a sharp and rigid point longer and stouter than a mucro; subula,-ae (s.f.I), q.v., slenderly long-acuminate, like an awl or needle, longer than the preceeding ‘points.’

- folia subito in mucronem brevem contracta, the leaves suddenly contracted into a short mucro.

- seminum testa mucronato-spongiosa (B&H), the seed-coat of the seeds mucronate-spongy.

- petala paullo majora, interiora maxima, crassissime involuto-eymbaeformia, mucrone inflexo (B&H), the petals somewhat larger, the inner the largest, very thickly involute-cymbiform, with an inflexed mucro.

- foliis mucrone uncinato acuminatis (F. Mueller), with leaves acuminate with a hooked mucro.

- nervo valido flavido stricto in mucronem brevissimum attenuato, with a strong nerve yellowish straight abbreviated into a very short mucro.

- valvis apice in mucronem corniformem productis (B&H), with the valves at the apex extended into a horn-shaped mucro.

- antherarum connectivum glandula v. mucrone appendiculatum(B&H), the connective of the anthers appendiculate with a small gland or mucro.

- Omnia Astragali, nisi carina mucrone v. acumine erecto v. recurvo appendiculata (B&H), all of the Astragali are appendiculate if only for a keel, a mucro or an erect or recurved acumen.

- carina alae aequans v. brevior, erecta, apice acumine v. mucrone subdorsali erecto v. recurvo appendiculata (B&H), the keel equalling the wing or shorter, erect, at the apex appendiculate with an acumen or with an erect or recurved somewhat dorsal mucro.

- petala panduriformia [i.e. fiddle-shaped], apice abrupte in mucronem glanduliformem canaliculatum contracta(B&H), petals panduriform, at the apex abruptly contracted into a glanduliform canaliculate mucro.

Corydalis mucronipetala (H.Chuang) Lidén & Z.Y.Su

NOTE: also mucrona,-ae (s.f.I), an obsolete synonym of mucro (Lindley).